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Chicago, IL: O'Hare (ORD)
to Atlanta, GA: Hartsfield-Jackson (ATL)

Flight Delay Summary
Based on 6763 flights from 01/01/2010 to 12/31/2010
61% On Time
13% 5-20 min. Delay
22% >20 min. Delay
3% Cancelled/Diverted
Average
(median)
 Be Prepared For
(85th percentile)
 Cancelled
or diverted
In Good Weather... 4 min. early 20 min. late 2%
In Bad Weather... 3 min. late 59 min. late 5%
In Fog... (6%) 10 min. late 87 min. late 12%
In Rain... (32%) 7 min. late 69 min. late 5%
In Snow... (16%) 1 min. early 44 min. late 6%
In Thunder... (10%) 19 min. late 94 min. late 6%

“Be Prepared For” gives the longest delay you can reasonably expect to occur. Only the unluckiest 15 percent of flights experience longer delays.

Current weather is 31.0 F (-0.6 C) and Overcast with Haze, 82% humidity, and 6.00 miles visibility at CHICAGO OHARE INTL AP, US, IL as of Tue, 07 Feb 2012 02:51:00 -0600.

Most On-Time Flights & Airlines

Flight
Averge Arrival
Delta 1021 (49 flights) 17 min. early
Mesa 7279 (29 flights) 16 min. early
Atlantic Southeast 5258 (46 flights) 16 min. early
American 1864 (95 flights) 15 min. early
Delta 1483 (37 flights) 15 min. early
Atlantic Southeast 5297 (20 flights) 15 min. early
Mesa 7253 (59 flights) 14 min. early
Mesa 7335 (31 flights) 13 min. early
Delta 1511 (32 flights) 13 min. early
Delta 1263 (37 flights) 12 min. early
Atlantic Southeast 5469 (44 flights) 12 min. early
American 2441 (86 flights) 12 min. early
Mesa 7332 (12 flights) 11 min. early
Mesa 7270 (20 flights) 11 min. early
Delta 1949 (69 flights) 11 min. early
Mesa 7267 (39 flights) 11 min. early
Delta 379 (32 flights) 10 min. early
Mesa 7275 (11 flights) 10 min. early
Delta 1934 (46 flights) 10 min. early
Mesa 7278 (47 flights) 10 min. early
Delta 2777 (26 flights) 10 min. early
Atlantic Southeast 5103 (40 flights) 10 min. early
Atlantic Southeast 5389 (21 flights) 10 min. early
Atlantic Southeast 5465 (16 flights) 9 min. early
Delta 1947 (113 flights) 9 min. early
Pinnacle 852 (38 flights) 9 min. early
Mesa 7167 (22 flights) 8 min. early
Delta 2677 (15 flights) 8 min. early
Atlantic Southeast 5459 (16 flights) 8 min. early
American 1098 (79 flights) 8 min. early
Mesa 7316 (81 flights) 7 min. early
Pinnacle 3889 (13 flights) 7 min. early
Pinnacle 4344 (25 flights) 7 min. early
United 554 (142 flights) 6 min. early
Delta 537 (66 flights) 6 min. early
American Eagle 3851 (270 flights) 6 min. early
Delta 1935 (79 flights) 6 min. early
Atlantic Southeast 5229 (40 flights) 5 min. early
United 566 (313 flights) 5 min. early
Mesa 7141 (22 flights) 5 min. early
Delta 2877 (109 flights) 5 min. early
Mesa 7254 (11 flights) 4 min. early
Delta 2977 (101 flights) 4 min. early
Mesa 7344 (12 flights) 4 min. early
Delta 1763 (57 flights) 4 min. early
Skywest 6750 (32 flights) 3 min. early
Delta 2577 (14 flights) 3 min. early
Delta 1939 (27 flights) 2 min. early
Mesa 7258 (60 flights) 2 min. early
Mesa 7294 (31 flights) 2 min. early
American 1807 (94 flights) 2 min. early
American Eagle 4031 (81 flights) 1 min. early
American Eagle 4334 (95 flights) 1 min. early
Atlantic Southeast 5107 (21 flights) 1 min. early
Comair 6498 (92 flights) 1 min. early
Expressjet 5923 (4 flights) on time
Skywest 6323 (3 flights) on time
Expressjet 5894 (3 flights) on time
United 437 (8 flights) on time
United 421 (8 flights) on time
United 373 (8 flights) on time
Mesa 7338 (9 flights) on time
Mesa 7266 (5 flights) on time
Mesa 7259 (3 flights) on time
Mesa 7280 (3 flights) on time
Mesa 7283 (5 flights) on time
Mesa 7288 (3 flights) on time
Mesa 7251 (3 flights) on time
Mesa 7175 (3 flights) on time
Pinnacle 4347 (4 flights) on time
Mesa 7298 (4 flights) on time
Mesa 7308 (3 flights) on time
Mesa 7190 (5 flights) on time
Mesa 7322 (7 flights) on time
Mesa 7268 (3 flights) on time
Skywest 4633 (3 flights) on time
Pinnacle 867 (5 flights) on time
Delta 1115 (3 flights) on time
Skywest 4665 (3 flights) on time
Atlantic Southeast 5131 (7 flights) on time
Atlantic Southeast 5043 (3 flights) on time
Delta 2521 (3 flights) on time
Delta 2504 (3 flights) on time
Delta 1709 (4 flights) on time
Delta 1945 (3 flights) on time
Delta 1943 (4 flights) on time
Delta 665 (4 flights) on time
Pinnacle 4033 (3 flights) on time
Pinnacle 916 (8 flights) on time
Pinnacle 920 (5 flights) on time
Pinnacle 935 (8 flights) on time
American Eagle 3844 (269 flights) on time
Pinnacle 3708 (5 flights) on time
Pinnacle 929 (8 flights) on time
Delta 1477 (241 flights) 1 min. late
Skywest 4761 (71 flights) 1 min. late
United 582 (37 flights) 1 min. late
Pinnacle 934 (86 flights) 2 min. late
Delta 1877 (151 flights) 2 min. late
Pinnacle 865 (41 flights) 2 min. late
American Eagle 3833 (270 flights) 2 min. late
American Eagle 3840 (269 flights) 2 min. late
Delta 1466 (25 flights) 2 min. late
American Eagle 3807 (231 flights) 3 min. late
Mesa 7325 (37 flights) 3 min. late
Skywest 7048 (10 flights) 4 min. late
Pinnacle 4333 (22 flights) 4 min. late
Pinnacle 4287 (55 flights) 4 min. late
Skywest 4603 (70 flights) 5 min. late
Mesa 7256 (31 flights) 5 min. late
Mesa 7297 (23 flights) 5 min. late
American Eagle 3703 (267 flights) 6 min. late
Delta 2377 (192 flights) 6 min. late
Skywest 6866 (32 flights) 6 min. late
Delta 1777 (203 flights) 7 min. late
Comair 6497 (45 flights) 7 min. late
American Eagle 3720 (229 flights) 7 min. late
Mesa 7303 (31 flights) 7 min. late
Delta 1677 (195 flights) 10 min. late
Delta 1977 (215 flights) 10 min. late
Delta 2564 (18 flights) 25 min. late
Pinnacle 4197 (10 flights) 28 min. late

Best Days and Times to Fly from ORD
Based on all flights originating at Chicago, IL: O'Hare.
Holiday Delays at ORD
Based on all flights originating at Chicago, IL: O'Hare.

Holiday
Averge Arrival
Be Prepared For
Cancelled
Most Days 2 min. early 37 min. late 3%
Day Before Memorial Day (726 flights) 8 min. early 6 min. late 1%
Memorial Day (884 flights) 49 min. late 2.5 hrs. late 11%
Day After Memorial Day (887 flights) on time 27 min. late 2%
Labor Day (898 flights) 5 min. early 13 min. late 1%
Wednesday Before Thanksgiving Day (842 flights) 6 min. late 57 min. late 1%
Thanksgiving Day (550 flights) 5 min. early 17 min. late 1%
Friday After Thanksgiving Day (687 flights) 14 min. early 1 min. late 0%
Saturday After Thanksgiving Day (762 flights) 14 min. early 1 min. early 0%
Sunday After Thanksgiving Day (850 flights) 10 min. early 3 min. late 0%
Day Before Christmas Day (670 flights) 7 min. late 34 min. late 1%
Christmas Day (643 flights) 2 min. late 36 min. late 2%
Day After Christmas Day (808 flights) 6 min. late 49 min. late 11%


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